gen_dict.json

{
    "missing_consts": {
        "Video" : {
            "private" : [
                ["CV_LKFLOW_INITIAL_GUESSES",    4 ],
                ["CV_LKFLOW_GET_MIN_EIGENVALS",  8 ]
            ]
        }
    },
    "func_arg_fix" : {
        "calcOpticalFlowPyrLK" : { "prevPts" : {"ctype" : "vector_Point2f"},
                                   "nextPts" : {"ctype" : "vector_Point2f"},
                                   "status"  : {"ctype" : "vector_uchar"},
                                   "err"     : {"ctype" : "vector_float"} }
    }
}